What to know?

1. Basic R skills
2. Basic Unix/Linux skills

What to bring?

1. Bring laptop
2. A GitHub account?

What data to work with?

Use the starwars dataset from dplyr.

suppressMessages(library(dplyr));

## Warning: package 'dplyr' was built under R version 3.4.1

1. Start RStudio
2. Create new R Markdown document

3. Specifiy output option

Exercise: Create a new R Markdown document in RStudio

1. Headers
2. Emphasis: bold and italics
3. Lists: Ordered and unordered
4. Images and links
5. Blockquotes

A note on different Markdown flavours: GitHub, R Markdown, vanilla Markdown, …

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1. Use ![](path/to/image.png)
2. Use HTML <img src="path/to/image.png" style="width:200px;">
3. Use knitr::include_graphics

1. Word
2. PDF
3. HTML

Exercise: Create different output documents

1. Title and subtitle
2. Author
3. Date
4. Output option

More details for every output option

1. Chunk options
2. Plot dimensions
3. Transparency

Exercise: Show different chunk options

1. General: How to output tables/dataframes?
2. knitr::kable()
3. DT::datatable

Excercise: Output a table

suppressMessages(library(knitr));
kable(starwars[1:4, 1:4])

suppressMessages(library(DT));
#DT::datatable(starwars, options = list(dom = "ftp", scrollX = TRUE, pageLength = 4));
DT::datatable(starwars[, 1:4], options = list(pageLength = 8));

1. plotly
2. D3 in R

Load the necessary libraries:

suppressMessages(library(ggplot2));
suppressMessages(library(plotly));

## Warning: package 'plotly' was built under R version 3.4.1

suppressMessages(library(scatterD3));

ggplotly(ggplot(starwars, aes(x = height, y = mass, label = name)) + geom_point(), height = 5);

scatterD3(x = starwars$height, y = starwars$mass, lab = starwars$name);

R Markdown and shiny

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